Not that it has gone away completely, but by several accounts, Product Listing Ads are a big hit with both advertisers and consumers.

FORBES: Once Controversial, Google's Product Listing Ads Now A Big Hit

The company has been a featured Google Shopping partner and deploys technology to help merchants maximize sales and Return On Ad Spend (ROAS) with Product Listing Ads (PLAs), which has become an increasingly important channel for merchants.

FORBES: Google Fortifies Ecommerce Chops With $125 Million Acquisition

And demand for some newer Google offerings is expanding even faster: according to some paid search agencies, Google Product Listing ads and Product Extensions to AdWords grew as much as 74% year-over-year in the March quarter.

FORBES: Improved Paid Search Ads Spurring Growth In E-Commerce